Broad power band for a wide variety of airplanes including models
designed for .60 2-stroke and .90 4-stroke engines
Redesigned cylinder head to match angled valve layout for steady
power at all times and a perfect balance between high combustion
and efficient cooling
Redesigned "Jet Stream" muffler with unique shape for more authentic
four stroke sound
Same mounting dimensions, drive hub position and linkage position as
the O.S. FS-91 Surpass II, 61FX, 65LA, 75AX, 95AX and FS-110
Two year limited warranty through Hobby Services beginning at date of
purchase